Z8L189 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z8L189' PDF : 107 Pages View PDF
Zilog
TIMING DIAGRAMS (Continued)
PRELIMINARY
T1
T2
TW
T3
0
Z80189/Z8L189
GENERAL-PURPOSE EMBEDDED CONTROLLERS
T1
Address
/MREQ
/RD
/WR
Address Valid
7
8
11
9
13
24
22
Figure 16. /MWR and /MRD Timing
EXTAL
VIL1
65
66
VIH1
VIH1
VIL1
Figure 17. External Clock Rise Time and Fall Time
70
69
Figure 18. Input Rise and Fall Time
(Except EXTAL, /RESET)
14
DS971890301
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